On one hand, it must be the coolest job in the world. On the other, you can never satisfy everyone. That’s the rub for Joel Peresman, the CEO and President of the Rock and Roll Hall of Fame Foundation.

Minds were blown last week when surviving Nirvana members Dave Grohl and Krist Novoselic got together to perform songs by their former band for the first time since Kurt Cobain walked the earth, about two decades ago.